{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "The results show that inclusion of solvent explicitly and implicitly at the same time has significant impacts on the appearance of the VA and VCD spectra , and is crucial for reliable spectral assignments when solvents are capable of hydrogen - bonding interactions with solutes ."}
{"Chemical": ["hydrogen"]}